Home / 1,453.85-2,180.76-632.01

Finding the Fourth Proportional to 1,453.85, 2,180.76 and 632.01

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Solution

The fourth proportional to 1,453.85, 2,180.76 and 632.01 is: 948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453.85 : 2,180.76 = 632.01 : x
  2. Step 2: Convert to fraction form
    1,453.85/2,180.76 = 632.01/x
  3. Step 3: Cross multiply
    1,453.85x = 2,180.76 × 632.01
  4. Step 4: Simplify right side
    1,453.85x = 1,378,262.13
  5. Step 5: Solve for x
    x = 1,378,262.13/1,453.85
  6. Step 6: Final answer
    x = 948.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.